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CVE-2017-9079

Published: 19 May 2017

Dropbear before 2017.75 might allow local users to read certain files as root, if the file has the authorized_keys file format with a command= option. This occurs because ~/.ssh/authorized_keys is read with root privileges and symlinks are followed.

Priority

Medium

CVSS 3 base score: 4.7

Status

Package Release Status
dropbear
Launchpad, Ubuntu, Debian
Upstream
Released (2017.75)
Ubuntu 21.10 (Impish Indri) Not vulnerable
(2017.75-3build1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(2017.75-3build1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(2017.75-3build1)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(2017.75-3build1)
Ubuntu 16.04 ESM (Xenial Xerus) Ignored
(end of standard support, was needed)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needed)
Patches:
Upstream: https://secure.ucc.asn.au/hg/dropbear/rev/0d889b068123